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Polars
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Crypto.com
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Stockly
2631+
Verified Candidates
13+
Avg. Years Experience
Top Skills
Rust JavaScript PostgreSQL Python
Deep Rust Network

Built through years working with teams and engineers in the Rust ecosystem.

Deep Technical Focus

We specialize in systems programming, database internals, and performance-critical infrastructure.

Signal Over Volume

Focused, relevant introductions from a curated network.

Available Developers

WK-8670 Lead Recently added

Rust Engineer

Netherlands
19 years
Flexible
Employee / Freelancer

Migrates core components of the Redis RediSearch C query engine to Rust across a performance-sensitive C/Rust boundary while preserving behavior and throughput. Has also co-authored incremental C-to-Rust migration training material and built production Rust services integrating Kafka, backend systems, and infrastructure.

  • Security issue discovery in search infrastructure
  • Rust FFI and C ABI maintenance
  • WebAssembly component development
  • Axum and Tokio service implementation
Rust Tokio Axum FFI C interop WebAssembly
Available in 2 weeks €90k-120k/yr
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NP-3228 Principal Recently added

Principal Rust Engineer

United Kingdom
23 years
Remote
Freelancer

Works across Rust, WebAssembly, Python, TypeScript, Java, and Apache Spark. The available profile indicates a systems and data-engineering focus, but does not provide specific infrastructure scale, protocol domains, or project outcomes.

  • WebAssembly runtime development
  • Apache Spark data processing
  • Python automation tooling
  • TypeScript application development
Rust WebAssembly Python TypeScript Java Apache Spark
Interviewing now $180-255/hr
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#HIRED Lead Recently hired

Senior Rust Engineer

Sweden
10 years
Hybrid
Employee
Experienced software engineer with strong background in distributed systems and cloud-native architecture. Proven track record delivering production systems at scale. Skilled in designing fault-tolerant services, optimising CI/CD pipelines, and mentoring junior developers across cross-functional teams.
  • Led migration of monolithic system to microservices architecture
  • Built high-throughput data pipeline processing 1M+ events per second
  • Designed and implemented real-time monitoring and alerting platform
Rust Actix PostgreSQL Docker AWS Redis Kafka Kubernetes
Hired Salary: $XXX,XXX
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JJ-2389 Senior

Rust Software Engineer

United Kingdom
7 years
Flexible
Employee / Freelancer

Specialized in developing high-performance systems with Rust, emphasizing concurrency and memory safety. Contributed to open-source projects, enhancing libraries used in real-time data processing.

  • Developed cross-platform libraries in Rust and C++
  • Optimized TypeScript front-end applications for performance
  • Implemented real-time analytics systems in Python
Rust C C++ JavaScript TypeScript Python
Interviewing now $80k-90k/yr
Enquire
ER-9314 Senior

Sr Specialist Rust Software Engineer

United States
8 years
Remote
Employee / Freelancer

Leads Rust development in a secured laboratory while migrating legacy C++ library code to memory-safe implementations. Combines systems programming with mathematical analysis, concurrent execution, and production operations across database and cloud environments.

  • Top-secret cleared software development environments
  • PostgreSQL, MySQL, and Oracle database systems
  • Kubernetes deployments across AWS, Azure, and GCP
  • Python-based data analysis and visualization
Rust Python PHP Svelte TypeScript Linux
Available in 2 weeks $170k-185k/yr
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PA-1801 Principal

Senior Rust Software Engineer

Netherlands
15 years
Flexible
Employee / Freelancer

Engineered blockchain solutions on Solana with Rust for decentralized applications. Developed iOS applications using Swift and Objective-C, integrating Parse Platform for backend services. Specialized in smart contract development and optimization.

  • Built blockchain solutions on Solana
  • Developed iOS apps with Swift
  • Smart contract development expertise
Rust Solana Swift Objective-C iOS Parse Platform
Available in 1 month €110k-120k/yr
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WD-7175 Lead

Rust teacher

France
16 years
Flexible
Employee / Freelancer

Educated teams on Rust programming best practices and advanced concepts. Developed educational materials and training programs for large-scale software engineering teams.

  • Designed complex C++ systems with multi-threading capabilities
  • Integrated Python for scientific computing applications
  • Enhanced OCaml tools for functional programming education
Rust Python C C++ JavaScript OCaml
Interviewing now €80k-100k/yr
Enquire
SC-6576 Mid-level

Rust Developer

Belgium
4 years
Flexible
Employee / Freelancer

Developed concurrent systems for data processing pipelines using Rust. Implemented secure communication protocols for distributed applications.

  • Created a custom serialization library
  • Enhanced data streaming capabilities
  • Optimized cross-language interoperability
Rust Bash JavaScript TypeScript Python C
Available in 2 months Salary on request
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SK-4488 Lead

Lead Backend Engineer

Italy
5 years
Remote
Employee / Freelancer

Designed and implemented a Lightning-style payment-channel protocol for EVM chains, including its smart contract, Rust full node, chain tracking, wallet logic, and graph-based routing. The backend also covers cross-chain wallet and DEX infrastructure, with concurrent networking and transactional state management across multiple deployment targets.

  • Implemented libp2p request-response and gossip messaging
  • Built atomic storage over six backend technologies
  • Compiled node functionality to WebAssembly
  • Implemented custom Protobuf peer-to-peer messages
Rust Tokio Solidity TypeScript JavaScript C
Interviewing now €75k-120k/yr
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QA-8730 Senior

Senior Backend Engineer

France
8 years
Remote
Employee / Freelancer

Develops asynchronous concurrent Rust services on Tokio for algorithmic digital-asset trading across more than 140 centralized and decentralized exchanges. Built exchange connectivity for roughly 20 venues using FIX, REST, and WebSocket protocols, with latency-sensitive order and market-data paths below 100 milliseconds.

  • Founded an audited on-chain protocol
  • Supported more than 12,000 blockchain identities
  • Implemented NATS-based service messaging
  • Built EVM integrations using The Graph and Multicall
Rust Tokio Asynchronous Programming Concurrent Programming TypeScript Node.js
Available in 1 month Salary on request
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KZ-7471 Principal

Staff Protocol Engineer

United States
15 years
Remote
Employee / Freelancer

Designed MLS group-state features and bidirectional streaming transport for secure messaging, including ordered delivery, heartbeats, reconnects, external invites, and per-field permissions. Reduced 100-device group-invite storage from 8 MB to 200 KB and reduced full-group database loading from 13 reads to one.

  • Migrated core product infrastructure into Rust
  • Built FFI boundaries for untrusted drivers
  • Enabled PostgreSQL through asynchronous database traits
  • Shipped four protocol improvement proposals
Rust Go TypeScript Swift Kotlin Java
Interviewing now $240k-280k/yr
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GE-2392 Lead

Lead Software Engineer

Israel
22 years
Remote
Employee / Freelancer

Pioneered WebAssembly and WebGPU integration for decentralized applications. Led system architecture design for blockchain-based smart contract platforms. Developed high-performance, cross-platform solutions in Web3 environments.

  • Integrated WebAssembly with WebGPU
  • Architected blockchain smart contract platforms
  • Developed cross-platform Web3 solutions
Rust WebAssembly Web3 WebGPU System Architecture Smart Contracts
Interviewing now $150k-200k/yr
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NX-3934 Lead

Platform/Software Engineer

Germany
15 years
Hybrid
Employee / Freelancer

Engineered a high-performance platform for data-intensive applications using Golang and Rust. Designed a custom SQL database engine for large-scale analytics.

  • Developed Kotlin-based mobile applications
  • Optimized systems using nix for configuration management
  • Led TypeScript frontend development for scalability
Golang Rust nix SQL Typescript Kotlin
Available in 1 month €120k-135k/yr
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AW-1760 Staff

Quantitative Developer

Poland
8 years
Remote
Employee / Freelancer

Engineered quantitative models using Rust and Python for financial analytics. Managed cloud-based data processing on AWS and Azure, optimizing cost and efficiency.

  • Developed API integrations for trading platforms
  • Utilized Google Cloud for scalable data storage
  • Created dashboards for real-time financial metrics
Rust Python SQL AWS Azure Google Cloud
Available in 2 weeks $120k-150k/yr
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AB-8987 Senior

Ethereum Core Developer

Canada
6 years
Remote
Freelancer

Contributed to Ethereum's consensus protocol optimizations using Rust and Solidity. Developed smart contracts and implemented improvements to Ethereum Virtual Machine performance.

  • Designed secure transaction systems with Haskell
  • Refactored C++ modules for blockchain scalability
  • Enhanced Python tooling for blockchain analytics
Rust Python Haskell C++ Solidity C
Salary on request
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